diff --git a/Gemfile.lock b/Gemfile.lock
index 3e6c0b1..a5a9e9c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,11 +104,11 @@ GEM
     minitest (5.11.3)
     msgpack (1.3.0)
     multipart-post (2.1.1)
-    nio4r (2.4.0)
+    nio4r (2.5.8)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     public_suffix (3.1.1)
-    puma (4.3.9)
+    puma (4.3.12)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-test (1.1.0)